| Tournament | Round | Sal Costanzo | Peter Shaw |
| 15.04.1998 Australian Championships (TAS) | 15 | 411 | 399 |
| 22.04.2000 Australian Championships (QLD) | 2 | 443 | 450 |
| 27.01.2001 City of Sydney International Masters (NSW) | 3 | 344 | 468 |
| 08.09.2002 Beecroft Marathon (NSW) | 4 | 409 | 427 |
| 07.10.2002 New South Wales Championships (NSW) | 7 | 333 | 467 |
| 24.09.2006 Australian Masters and State Challenge Trophy (NSW) | 18 | 420 | 400 |
| 24.03.2008 Australian Championship (VIC) | 23 | 392 | 324 |
| Head-to-head after 7 games | 3 | 4 | |
| Average score | 393.14 | 419.28 | |
| Spread: | -183 | 183 | |